private void ParseSVGLineCommand(PDFGraphicsPath path, char cmd, bool absolute, string[] args)
{
PDFUnit x, y;
int index = 0;
while (index < args.Length)
{
//must be at least an x and y, but can optionally be more x and y's
if (index == 0 || !string.IsNullOrEmpty(args[index]))
{
if (!AssertParseUnit(args, ref index, cmd, out x))
{
return;
}
if (!AssertParseUnit(args, ref index, cmd, out y))
{
return;
}
if (absolute)
{
path.LineTo(new PDFPoint(x, y));
}
else
{
path.LineFor(new PDFPoint(x, y));
}
}
else if (string.IsNullOrEmpty(args[index]))
{
index++;
}
}
}
public void LineFor_Test()
{
PDFGraphicsPath target = new PDFGraphicsPath();
Assert.IsTrue(target.Paths.Count == 1);
Assert.IsTrue(target.HasCurrentPath);
Assert.AreEqual(target.Cursor, PDFPoint.Empty);
PDFPoint pos = new PDFPoint(10, 10);
target.LineTo(pos);
Assert.AreEqual(target.Cursor, pos);
Assert.AreEqual(target.Paths[0].Operations.Count, 1);
Assert.IsInstanceOfType(target.Paths[0].Operations[0], typeof(PathLineData));
PathLineData data = (PathLineData)target.Paths[0].Operations[0];
Assert.AreEqual(data.LineTo, pos);
PDFPoint pos2 = new PDFPoint(40, 40);
target.LineFor(pos2);
PDFPoint total = new PDFPoint(pos.X + pos2.X, pos.Y + pos2.Y);
Assert.AreEqual(target.Cursor, total);
Assert.AreEqual(target.Paths[0].Operations.Count, 2);
Assert.IsInstanceOfType(target.Paths[0].Operations[1], typeof(PathLineData));
data = (PathLineData)target.Paths[0].Operations[1];
Assert.AreEqual(data.LineTo, total);
}